body {
    background: url(/static/images/huangying.jpg) no-repeat;background-size: inherit;
}
.wrap .container .row .login-group{padding: 0 20px 20px;border:1px solid #74B5C9;box-shadow: 0 0 10px #3FBEEB;background-color: #00111C;opacity: 0.8;margin-top: 10vh;}
.wrap {
    margin-top: 180px;
}
.btn-primary{background-color: #0092DC;border-color: #0092DC;}
.btn-primary:hover{background-color: #286090;border-color: #204d74}
.form-control, input{height: 40px}
.btn{padding: 10px 12px;}